The organization of the United States into the Southwest, the Northeast, the Midwest, the Pacific Northwest, and the South are all examples of which theme of geography at work?
a. Place
b. Region
c. Location
d. Interactions

The answer to this question is  c. pharmaceutical accumulation  reclaimed water refers to the water that being used again after it already  used for agricultural purposes.this type of water often contains pharmaceutical accumulation because of the chemical fertilizer that is used for the plants is absorbed into the water.

Answergoogle earth; i believe this is the correct answer, plz check first;

Asmall closed hole formed in an outwash plain or moraine. forms when a  glacier retreats then remains stationary. 

Cthat is the answer